Storage device having various recovery methods and recovery modes
Number of patents in Portfolio can not be more than 2000
United States of America
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Sep 17, 2024
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N/A
app pub date -
Oct 14, 2021
filing date -
Oct 14, 2021
priority date (Note) -
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Abstract
A storage device including: a nonvolatile memory device including a plurality of nonvolatile memory cells, a partial storage area and an overprovision storage area; and a controller configured to control the nonvolatile memory device, wherein when the controller detects a fault of the nonvolatile memory device, the controller negates the partial storage area, reassigns the overprovision storage area, which corresponds to a size of a user area, among the partial storage area, determines a device fail if the overprovision storage area is less than an overprovision threshold after the reassigning of the partial storage area, and determines a recovery success if the overprovision storage area is equal to or greater than the overprovision threshold after the reassigning of the partial storage area.
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